Answer:
For regulating activities of cell.
Explanation:
Ad nucleus consists of genetic materials like DNA,RNA which is responsible for controlling and directing all the activities of cell.
Environment, genetics, selective breeding, random mating, random fertilization, recombination, crossing over, etc
Answer:
In order, from least complex to most complex:
cells.
tissues.
organs.
organ systems.
organism.
Explanation:
Yes the o horizon layer is where most plant life is like in a forest it where all the roots of grass is
